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# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
"""
This module implements Version and version-ish objects. These are:
StandardVersion: A single version of a package.
ClosedOpenRange: A range of versions of a package.
VersionList: A ordered list of Version and VersionRange elements.
The set of Version and ClosedOpenRange is totally ordered wiht <
defined as Version(x) < VersionRange(Version(y), Version(x))
if Version(x) <= Version(y).
"""
from .common import (
EmptyRangeError,
VersionChecksumError,
VersionError,
VersionLookupError,
infinity_versions,
is_git_version,
)
from .version_types import (
ClosedOpenRange,
GitVersion,
StandardVersion,
Version,
VersionList,
VersionRange,
from_string,
next_version,
prev_version,
ver,
)
#: This version contains all possible versions.
any_version: VersionList = VersionList([":"])
__all__ = [
"Version",
"VersionRange",
"ver",
"from_string",
"is_git_version",
"infinity_versions",
"prev_version",
"next_version",
"VersionList",
"ClosedOpenRange",
"StandardVersion",
"GitVersion",
"VersionError",
"VersionChecksumError",
"VersionLookupError",
"EmptyRangeError",
"any_version",
]
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